精品国产一区二区三区AV傅贞怡,性久久久,人人妻人人澡人人爽人人精品,国产品无码一区二区三区在线

快速適應(yīng)多種縫制要求,對應(yīng)縫制的變化,可通過簡單的操作進行從4孔到2孔釘扣形式的變更。

操作方便、省電、高效率、低噪音.壽命長。

This machine is able to over the stitching mode between 2 holed and 4holed buttons according to any design change. 

Easyoperation, low electric comsuption, high efficency, low noise, long life-time.